An A55 slip road has been shut due to a police incident, causing significant disruption for commuters. The incident occurred on the westbound slip road at Junction 27, St Asaph / Denbigh, leading to the road being closed. Police were called to the scene, and North Wales Police confirmed that the road was closed for 'concern for safety' reasons. The incident also affected the A525 Chester Street Westbound, which was closed due to the police presence. Traffic Wales provided regular updates, stating that the road was closed at the time of the incident and that updates would follow. This breaking news story was covered live by North Wales Live, with updates provided by Steve Bagnall. The road has since reopened, and the live updates have concluded.